67721880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1$

素因数の和:493

約数の個数: 128

約数和(自身を含む): 218116800

約数和(自身を除く): 150394920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 89, 102, 120, 136, 170, 178, 204, 255, 267, 340, 356, 373, 408, 445, 510, 534, 680, 712, 746, 890, 1020, 1068, 1119, 1335, 1492, 1513, 1780, 1865, 2040, 2136, 2238, 2670, 2984, 3026, 3560, 3730, 4476, 4539, 5340, 5595, 6052, 6341, 7460, 7565, 8952, 9078, 10680, 11190, 12104, 12682, 14920, 15130, 18156, 19023, 22380, 22695, 25364, 30260, 31705, 33197, 36312, 38046, 44760, 45390, 50728, 60520, 63410, 66394, 76092, 90780, 95115, 99591, 126820, 132788, 152184, 165985, 181560, 190230, 199182, 253640, 265576, 331970, 380460, 398364, 497955, 564349, 663940, 760920, 796728, 995910, 1128698, 1327880, 1693047, 1991820, 2257396, 2821745, 3386094, 3983640, 4514792, 5643490, 6772188, 8465235, 11286980, 13544376, 16930470, 22573960, 33860940, 67721880]

約数ペア:

[(1, 67721880), (2, 33860940), (3, 22573960), (4, 16930470), (5, 13544376), (6, 11286980), (8, 8465235), (10, 6772188), (12, 5643490), (15, 4514792), (17, 3983640), (20, 3386094), (24, 2821745), (30, 2257396), (34, 1991820), (40, 1693047), (51, 1327880), (60, 1128698), (68, 995910), (85, 796728), (89, 760920), (102, 663940), (120, 564349), (136, 497955), (170, 398364), (178, 380460), (204, 331970), (255, 265576), (267, 253640), (340, 199182), (356, 190230), (373, 181560), (408, 165985), (445, 152184), (510, 132788), (534, 126820), (680, 99591), (712, 95115), (746, 90780), (890, 76092), (1020, 66394), (1068, 63410), (1119, 60520), (1335, 50728), (1492, 45390), (1513, 44760), (1780, 38046), (1865, 36312), (2040, 33197), (2136, 31705), (2238, 30260), (2670, 25364), (2984, 22695), (3026, 22380), (3560, 19023), (3730, 18156), (4476, 15130), (4539, 14920), (5340, 12682), (5595, 12104), (6052, 11190), (6341, 10680), (7460, 9078), (7565, 8952)]